Re: general protection fault in relay_open_buf

From: syzbot
Date: Thu Jan 31 2019 - 06:53:05 EST


Hello,

syzbot has tested the proposed patch and the reproducer did not trigger crash:

Reported-and-tested-by: syzbot+16c3a70e1e9b29346c43@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: 37ea7b630ae5 debugfs: debugfs_lookup() should return NULL ..
git tree: git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git driver-core-linus
kernel config: https://syzkaller.appspot.com/x/.config?x=a04dcc98f2be2fd8
compiler: gcc (GCC) 9.0.0 20181231 (experimental)
patch: https://syzkaller.appspot.com/x/patch.diff?x=16ecad28c00000

Note: testing is done by a robot and is best-effort only.